package com.springmvc.crud.dao;

import com.springmvc.crud.entity.Department;
import org.springframework.stereotype.Repository;

import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
@Repository
public class DepartmentDao {
    private static Map<Integer,Department> departments=null;

    static{
        departments= new HashMap<Integer,Department>();
        departments.put(101,new Department(101,"D-AA"));
        departments.put(102,new Department(102,"D-BB"));
        departments.put(103,new Department(103,"D-CC"));
        departments.put(104,new Department(104,"D-DD"));
        departments.put(105,new Department(105,"D-EE"));

    }
    public Collection<Department> getDepartments() {
        return departments.values();
    }

   public Department getDepartment(Integer id){
        return departments.get(id);
   }
}
